fortessa FTDEAH, Инструкция по эксплуатации

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Part 4 Operation
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4.1 Operation on door station
Push a call button on door station to c . all indoor phones
In case push a wrong call button
,
the visitors may push the same button again. Then the
calling can be cancelled immediately
.
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① ②
The communication is allowed in 75 seconds
.
If you need to end the communication
,
please push button.
4.2 Operation on indoor phone
4.2.1 Answer
Push the button as the following figures.
4.2.2 Release doors
While at intercom status please push button to release the door as the following figures.
4.2.3 Video surveillance
lease p surveil the door station. P ush button when need to
During surveillance status, you could push button and talk to door station. During the communication status, you could push button
to release the lock.